DE2939926C2 - - Google Patents

Info

Publication number
DE2939926C2
DE2939926C2 DE2939926A DE2939926A DE2939926C2 DE 2939926 C2 DE2939926 C2 DE 2939926C2 DE 2939926 A DE2939926 A DE 2939926A DE 2939926 A DE2939926 A DE 2939926A DE 2939926 C2 DE2939926 C2 DE 2939926C2
Authority
DE
Germany
Prior art keywords
sieve
perforated plate
sleeve
material flow
sealing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2939926A
Other languages
German (de)
English (en)
Other versions
DE2939926A1 (de
Inventor
Walter Hugo Zuerich Ch Schiesser
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
A-Z Formen- und Maschinenbau 80992 Muenchen GmbH
Original Assignee
Schiesser Schweiz GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schiesser Schweiz GmbH filed Critical Schiesser Schweiz GmbH
Publication of DE2939926A1 publication Critical patent/DE2939926A1/de
Application granted granted Critical
Publication of DE2939926C2 publication Critical patent/DE2939926C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/691—Arrangements for replacing filters, e.g. with two parallel filters for alternate use
    • B29C48/6912—Arrangements for replacing filters, e.g. with two parallel filters for alternate use the filters being fitted on a single rectilinearly reciprocating slide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/34—Seals or gaskets for filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE19792939926 1979-01-29 1979-10-02 Wechselvorrichtung fuer siebe zum filtrieren von plastischem material Granted DE2939926A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH86579A CH637872A5 (de) 1979-01-29 1979-01-29 Wechselvorrichtung fuer siebe zum filtrieren von plastischem material.

Publications (2)

Publication Number Publication Date
DE2939926A1 DE2939926A1 (de) 1980-08-07
DE2939926C2 true DE2939926C2 (US07709020-20100504-C00041.png) 1988-09-15

Family

ID=4196978

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792939926 Granted DE2939926A1 (de) 1979-01-29 1979-10-02 Wechselvorrichtung fuer siebe zum filtrieren von plastischem material

Country Status (9)

Country Link
US (1) US4265756A (US07709020-20100504-C00041.png)
JP (1) JPS55101437A (US07709020-20100504-C00041.png)
BR (1) BR8000417A (US07709020-20100504-C00041.png)
CH (1) CH637872A5 (US07709020-20100504-C00041.png)
DE (1) DE2939926A1 (US07709020-20100504-C00041.png)
FR (1) FR2447220A1 (US07709020-20100504-C00041.png)
GB (1) GB2041232B (US07709020-20100504-C00041.png)
IT (1) IT1120861B (US07709020-20100504-C00041.png)
SE (1) SE7908077L (US07709020-20100504-C00041.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19810690A1 (de) * 1998-03-12 1999-09-16 Josef Gail Vorrichtung zum Filtrieren viskosen Materials

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3017337A1 (de) * 1980-05-06 1981-11-12 Windmöller & Hölscher, 4540 Lengerich Vorrichtung zum wechseln von siebsaetzen im auslaufbereich von extruder-strangpressen
JPS58175645A (ja) * 1982-04-08 1983-10-14 Mitsui Toatsu Chem Inc レストリクタ−装置
DE3535269C1 (de) * 1985-10-03 1986-12-18 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Abdichteinrichtung fuer eine Siebwechselvorrichtung
DE8716626U1 (de) * 1987-12-17 1988-02-11 Gneuß Kunststofftechnik GmbH, 4970 Bad Oeynhausen Siebvorrichtung zur Reinigung von Kunststoffschmelzen
US6171504B1 (en) 1995-03-21 2001-01-09 A. Steven Patterson Magnetic water conditioner
US6010625A (en) * 1997-10-16 2000-01-04 Beringer Llc Screen changer with controlled gap
DE102009035790B4 (de) * 2009-07-31 2011-05-19 Kreyenborg Beteiligungen Und Verwaltungen Gmbh & Co. Kg Platten-Filtriervorrichtung für Kunststoffschmelzen
US9943872B2 (en) 2013-03-14 2018-04-17 Agricultural Magnetics, Ltd. Apparatus for reconfiguring spray equipment, and method
EP3308940A1 (de) * 2016-10-17 2018-04-18 Next Generation Analytics GmbH Filtersystem für viskose oder hochviskose flüssigkeiten, insbesondere kunststoffschmelzen und verfahren zur filtration von viskosen oder hochviskosen flüssigkeiten
US11260570B2 (en) * 2018-05-07 2022-03-01 PSI-Polymer Systems, Inc. Filtration apparatuses and screen changer devices for polymer processing and related methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3059276A (en) * 1960-12-05 1962-10-23 Sterling Extruder Corp Extrusion apparatus
CH453675A (de) * 1967-03-09 1968-03-31 Looser Gottlieb An Extruder anbaubare Ausstossvorrichtung
FR1534106A (fr) * 1967-06-09 1968-07-26 Cotelle & Foucher Ets Dispositif pour assurer l'immobilisation et l'étanchéité d'un coulisseau changeur de tamis sur extrudeuse
DE1919269B1 (de) * 1969-04-16 1970-07-23 Hermann Berstorff Maschb Gmbh Siebwechseleinrichtung fuer einen Extruder
US3675934A (en) * 1970-06-01 1972-07-11 Eugene E Heston Screen changer mounting
DE2256639C2 (de) * 1972-11-18 1978-09-14 Joachim Kreyenborg & Co, 4400 Muenster Filtereinrichtung für Strangpressen und Spritzgießmaschinen
US3856277A (en) * 1973-09-28 1974-12-24 Gloucester Eng Co Inc Screen assembly for processing plastic
US3962092A (en) * 1975-01-10 1976-06-08 The Dow Chemical Company Screen changer
CH593786A5 (en) * 1976-03-17 1977-12-15 Riwisa Ag Continuously cleaned filter for extrusion moulder - rotates eccentrically to main feed passage and is cleaned by reverse flow

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19810690A1 (de) * 1998-03-12 1999-09-16 Josef Gail Vorrichtung zum Filtrieren viskosen Materials

Also Published As

Publication number Publication date
FR2447220B1 (US07709020-20100504-C00041.png) 1984-11-30
IT1120861B (it) 1986-03-26
FR2447220A1 (fr) 1980-08-22
DE2939926A1 (de) 1980-08-07
JPS55101437A (en) 1980-08-02
GB2041232B (en) 1983-03-23
GB2041232A (en) 1980-09-10
SE7908077L (sv) 1980-07-30
BR8000417A (pt) 1980-09-30
US4265756A (en) 1981-05-05
CH637872A5 (de) 1983-08-31
IT7950540A0 (it) 1979-10-11

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8327 Change in the person/name/address of the patent owner

Owner name: RCM RUBBER CONSULTING & MACHINERY AG, HOERI, CH

8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: A-Z FORMEN- UND MASCHINENBAU GMBH, 80992 MUENCHEN,

8339 Ceased/non-payment of the annual fee